Windows Installerpackege error

[sienflash]

Hei, Har et problem her får denne feil meldingen når jeg installerer alle programer på pcen..

 

 

This installation packege could not be opened. Verify thet the packege exists and thet you can accses it. or contact the application vendir to verify that this is a vaild Windows Installer packege.

 

Vær så snill hjelp meg!